Software Engineer – Conversational AI

symplelendingllc; Tampa (FL); Hybrid; USD 100,000 - 150,000; Full time

Benefits offered by this job

Hybrid work environment

Competitive base salary

Performance bonus opportunities

Medical, dental, and vision coverage

401(k) with company match

Job summary

Symple Lending is seeking a Software Engineer – Conversational AI to design, build, and maintain cloud infrastructure and REST APIs powering AI voice agents for real-time contact center operations.

You will work on prompts, tool definitions, agent optimization, and integration with telephony platforms while following TDD and IaC best practices in a fast-paced fintech environment.

Qualifications

• Production experience with TypeScript, Node.js and AWS.
• REST API development using API Gateway or similar.
• Experience with conversational AI platforms (ElevenLabs, ZVA, AWS Lex, Dialogflow).
• Prompt engineering and AI agent configuration experience.
• IAM, secrets management, secure API design, and Git workflows.

Responsibilities

• Design and develop TypeScript AWS Lambda REST APIs for AI voice agents.
• Build and maintain conversational AI agents in ElevenLabs and ZVA.
• Perform prompt engineering and agent optimization.
• Write unit and integration tests following TDD practices.
• Develop Infrastructure as Code using AWS CDK (TypeScript).
• Integrate with Twilio or similar telephony platforms for calls and SMS.
• Monitor, troubleshoot, and optimize production systems using CloudWatch.
• Participate in code reviews and architectural decisions.
• Partner with business stakeholders to translate requirements into scalable APIs and AI solutions.

Skills

TypeScript

Node.js

AWS

REST APIs

Conversational AI

TDD

Git workflows

Security best practices

Tools

AWS CDK

DynamoDB

SQS

SNS

API Gateway

Twilio

ElevenLabs

Zoom Virtual Agent

CloudWatch

Job description

*Hybrid – Tampa, FL

About Symple Lending

Symple Lending is a fast-growing fintech company transforming the consumer lending experience through technology, data, and high-performance marketing. We leverage AI, automation, and modern cloud infrastructure to create smarter customer experiences while driving measurable business results.

Our environment is fast-paced, execution-driven, and focused on measurable outcomes. We prioritize builders—people who take ownership, move quickly, and solve problems at the system level.

About the Role

We're seeking a Software Engineer – Conversational AI to join our Customer Engagement team. You'll design, build, and maintain the cloud infrastructure and REST APIs that power our AI voice agents while supporting real-time contact center operations, including call routing, lead management, outbound campaigns, and conversation storage.

What You'll Do

• Design and develop TypeScript AWS Lambda REST APIs for AI voice agents.
• Build and maintain conversational AI agents in ElevenLabs and Zoom Virtual Agent (ZVA).
• Perform prompt engineering, tool definition, and agent optimization.
• Write unit and integration tests following TDD best practices.
• Develop Infrastructure as Code using AWS CDK (TypeScript).
• Integrate with Twilio or similar telephony platforms for calls and SMS.
• Monitor, troubleshoot, and optimize production systems using CloudWatch.
• Participate in code reviews and architectural decisions.
• Partner with business stakeholders to translate requirements into scalable APIs and AI solutions.

What We're Looking For

• Production experience with TypeScript, Node.js, and AWS.
• REST API development using API Gateway or similar technologies.
• Experience with conversational AI platforms (ElevenLabs, ZVA, AWS Lex, Dialogflow, or similar).
• Prompt engineering and AI agent configuration experience.
• AWS Lambda, API Gateway, DynamoDB, SQS, SNS, S3, EventBridge, and AWS CDK.
• Experience integrating Twilio or other telephony providers.
• Strong TDD practices using Jest or similar frameworks.
• Knowledge of IAM, secrets management, secure API design, and Git workflows.
• Ability to collaborate in a fast-paced engineering environment.

Preferred Qualifications

• HubSpot CRM integrations
• GitHub Actions CI/CD pipelines
• SQL, Redshift, Athena, or similar analytics platforms
• CloudWatch dashboards and observability
• EventBridge Scheduler experience

Technologies You'll Work With

• Node.js & TypeScript
• AWS Lambda, API Gateway, CDK
• DynamoDB, Amazon S3
• SQS, SNS, EventBridge Scheduler
• Twilio
• ElevenLabs & Zoom Virtual Agent
• CloudWatch & pino structured logging
• Git & GitHub

Why Join Symple Lending

• Build cutting-edge AI solutions with real business impact.
• Work alongside a collaborative, high-performing engineering team.
• Own scalable systems that directly improve the customer experience.
• Join a company that values innovation, ownership, and execution.

Compensation & Benefits

• Competitive base salary
• Performance bonus opportunities
• Medical, dental, and vision coverage
• 401(k) with company match
• Paid time off and holidays
• Hybrid work environment in Tampa, FL